So, in vague order and with no regard to the features being Directory Services or not, here are the goods. Some are movies and PowerPoint slides, some are text. Some are Microsoft and some are not. Many are buried in the //Build site. I added some exposition to each link so I don’t feel so dirty.
Windows 8 for the IT Pro: The New Plumbing - Ask the Directory Services Team - Site Home - TechNet Blogs
A Guy